Shelf divider



FIG. 1 shows a right-hand perspective view of the shelf divider.

FIG. 2 is a front elevation view.

FIG. 3 is a right side elevation view.

FIG. 4 is a top plan view.

FIG. 5 is a left side elevation view.

FIG. 6 is a bottom plan view; and,

FIG. 7 is a rear elevation view of the shelf divider. 

CLAIM I claim the ornamental design for a shelf divider, as shown and described. 